WARSAW, Poland (AP) — It's the time of year — tradition says — when the veil between the worlds of the living and the dead is lifted.That traditional belief has morphed over the centuries into the spooky and secular celebration of Halloween.But one day later, Christians in many countries around the world are celebrating All Saints' Day on Friday, a somber and spiritual day in the church's liturgical calendar that shares pagan roots with Halloween.The word “Halloween” derives from “All Hallows Eve,” which means the eve of All Saints’ Day, a holiday that has also been known as All Hallows. It honors martyrs and saints — those who were hallowed, or deemed holy — a tradition begun by the Roman Catholic church in the early medieval period.Scholars believe that the spectral aspects of Halloween emerged primarily from Samhain, an ancient Celtic festival that occurred during the harvest season, said Morgan Shipley, a professor of religious studies at Michigan State University in East Lansing.It was a time when people…

Christians in many countries around the world are celebrating All Saints’ Day, a somber and spiritual day in the church’s liturgical calendar that shares pagan roots with Halloween.